GraphingCalculator 4;
Window 65 46 720 1352;
PaneDivider 398;
FontSizes 16;
BackgroundType 0;
BackgroundColor 10 0 20;
StackPanes 1;
SliderControlValue 1;
3D.View 0.6865074513084315 0.6882356342732899 -0.2346044139489007 -0.649345721089749 0.7254746958702716 0.2281153221167848 0.3271966592589919 -0.004263496044218817 0.9449466486533121;
3D.Speed 0;
3Dp.View 0.5313433265785247 0.814924032814989 -0.2314586141525395 -0.7709468011133939 0.5784003431838655 0.2666347180736656 0.3511627815954865 0.03676770008801863 0.9355922386792307;
3Dp.Speed 0;
Text "5D Function w = w(x,y,u,v)
by Guido 'wugi' Wuyts, 2016
http://home.scarlet.be/wugi/qbComplex.html ";
Color 2;
MathPaneSlider 118;
Expr a=slider([-2,2]);
Color 3;
MathPaneSlider 56;
Expr b=slider([-2,2]);
Color 4;
MathPaneSlider 71;
Expr c=slider([-2,2]);
Color 5;
MathPaneSlider 122;
Expr d=slider([-2,2]);
Color 6;
Expr function(f,x,y,u,v)=5*cos([x+y])*sin([y-x])*[sgn([u*v])*u*v/(u*u+v*v+1)]^(1/2);
Text "Graph pairs by keeping 2 variables constant, slider-wise (a,b,c,d)
Third graph: f(x,b,c,v) and f(a,y,u,d)";
Color 7;
Expr z=function(f,x,b,c,y);
Color 6;
Expr prime(z)=function(f,a,prime(x),prime(y),d);
Color 6;
Expr vector(x,y,z)=vector(a,d,0);
Color 7;
Expr vector(prime(x),prime(y),prime(z))=vector(b,c,0);